Great Lakes Forecast
Issued by NWS

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902
FZUS63 KDTX 150757
GLFLH

Open Lake Forecast for Lake Huron
National Weather Service Detroit/Pontiac MI
357 AM EDT Tue Jul 15 2025

For waters beyond five nautical miles off shore on Lake Huron

Waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. Occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.SYNOPSIS...High pressure, 30.00 inches, holds over the Great
Lakes through today. As the high exits eastward, the next chance
for showers and thunderstorms returns Wednesday and Thursday as a
cold front approaches through the Midwest and moves through the
Great Lakes by Friday morning.

LHZ361-151600-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
357 AM EDT Tue Jul 15 2025

.TODAY...Light and variable winds becoming southeast 5 to
10 knots in the late morning and afternoon. Waves 2 feet or less.
.TONIGHT...Northeast winds 5 to 10 knots early in the evening
becoming light and variable. Waves 1 to 3 feet.
.WEDNESDAY...Light and variable winds. A chance of showers in the
afternoon. Waves 2 feet or less.
.WEDNESDAY NIGHT...Light and variable winds becoming northeast
5 to 10 knots in the late evening and overnight. A chance of
showers and thunderstorms. Waves 2 feet or less.
.THURSDAY...North winds 10 to 15 knots decreasing to 5 to
10 knots late in the evening. A chance of showers. Waves 1 to
3 feet.
.FRIDAY...Light and variable winds. Waves 2 feet or less.
.SATURDAY...Light and variable winds becoming south 5 to 10 knots
in the late morning and early afternoon...then backing to the
east until early morning. A chance of showers until early
morning. Waves 2 feet or less.


$$

LHZ362-363-151600-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond
5NM off shore-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off
shore-
357 AM EDT Tue Jul 15 2025

.TODAY...Light and variable winds becoming southeast 5 to
10 knots in the afternoon. Waves 2 feet or less.
.TONIGHT...South winds 10 to 15 knots decreasing to 5 to 10 knots
early in the morning. Waves 1 to 3 feet.
.WEDNESDAY...Southwest winds 5 to 10 knots backing to the east
early in the afternoon. A chance of showers in the afternoon.
Waves 2 feet or less.
.WEDNESDAY NIGHT...East winds 5 to 10 knots backing to the
northeast in the late evening and overnight. A chance of showers
and thunderstorms. Waves 2 feet or less.
.THURSDAY...Southwest winds 10 to 15 knots veering to the north.
A chance of showers. Waves 1 to 3 feet building to 2 to 4 feet.
.FRIDAY...North winds 5 to 10 knots early in the morning becoming
light and variable. Waves 2 feet or less.
.SATURDAY...East winds 5 to 10 knots veering to the southeast. A
chance of showers in the late evening and early morning. Waves
2 feet or less.


$$

LHZ462>464-151600-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
357 AM EDT Tue Jul 15 2025

.TODAY...Light and variable winds becoming southeast 5 to
10 knots in the afternoon. Waves 2 feet or less.
.TONIGHT...Southeast winds 5 to 10 knots veering to the south
early in the morning. Waves 2 feet or less.
.WEDNESDAY...South winds 5 to 10 knots backing to the southeast
early in the afternoon. Waves 2 feet or less.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. A chance of
showers and thunderstorms. Waves 2 feet or less.
.THURSDAY...South winds 5 to 10 knots becoming northwest 10 to
15 knots. A chance of showers in the morning...then showers
likely and a chance of thunderstorms late in the morning. A
chance of showers late in the afternoon. Waves 1 to 3 feet
building to 2 to 4 feet.
.FRIDAY...Northeast winds 10 to 15 knots becoming north 5 to
10 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.SATURDAY...North winds 5 to 10 knots veering to the southeast
until early morning. A chance of showers in the late evening and
early morning. Waves 2 feet or less.


$$

LHZ461-151600-
MAFOR 1509/
HURON NORTH 11500 13400 12410 11400 11500. Waves 2 feet or
less.

HURON SOUTH 13300 14400 11400. Waves 2 feet or less.

$$

BT

Experimental modernized open lake forecast is available online at
weather.gov/dtx/glftable (all lower case)

Graphical marine forecasts are available online at
weather.gov/greatlakes (all lower case)